dnl Autoconf macros for libgpgme
dnl $Id$
-# Configure paths for GPGME
-# Shamelessly stolen from the one of XDELTA by Owen Taylor
-# Werner Koch 2000-11-17
dnl AM_PATH_GPGME([MINIMUM-VERSION,
dnl [ACTION-IF-FOUND [, ACTION-IF-NOT-FOUND ]]])
-dnl Test for gpgme, and define GPGME_CFLAGS and GPGME_LIBS
+dnl Test for libgpgme and define GPGME_CFLAGS and GPGME_LIBS
dnl
AC_DEFUN(AM_PATH_GPGME,
-[dnl
-dnl Get the cflags and libraries from the gpgme-config script
-dnl
- AC_ARG_WITH(gpgme-prefix,
- [ --with-gpgme-prefix=PFX Prefix where gpgme is installed (optional)],
- gpgme_config_prefix="$withval", gpgme_config_prefix="")
- AC_ARG_ENABLE(gpgmetest,
- [ --disable-gpgmetest Do not try to compile and run a test gpgme program],
- , enable_gpgmetest=yes)
-
+[ AC_ARG_WITH(gpgme-prefix,
+ AC_HELP_STRING([--with-gpgme-prefix=PFX],
+ [prefix where GPGME is installed (optional)]),
+ gpgme_config_prefix="$withval", gpgme_config_prefix="")
if test x$gpgme_config_prefix != x ; then
gpgme_config_args="$gpgme_config_args --prefix=$gpgme_config_prefix"
if test x${GPGME_CONFIG+set} != xset ; then
fi
AC_PATH_PROG(GPGME_CONFIG, gpgme-config, no)
- min_gpgme_version=ifelse([$1], ,1.0.0,$1)
+ min_gpgme_version=ifelse([$1], ,0.3.9,$1)
AC_MSG_CHECKING(for GPGME - version >= $min_gpgme_version)
- no_gpgme=""
- if test "$GPGME_CONFIG" = "no" ; then
- no_gpgme=yes
- else
- GPGME_CFLAGS=`$GPGME_CONFIG $gpgme_config_args --cflags`
- GPGME_LIBS=`$GPGME_CONFIG $gpgme_config_args --libs`
+ ok=no
+ if test "$GPGME_CONFIG" != "no" ; then
+ req_major=`echo $min_gpgme_version | \
+ sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
+ req_minor=`echo $min_gpgme_version | \
+ sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
+ req_micro=`echo $min_gpgme_version | \
+ sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
gpgme_config_version=`$GPGME_CONFIG $gpgme_config_args --version`
- if test "x$enable_gpgmetest" = "xyes" ; then
- ac_save_CFLAGS="$CFLAGS"
- ac_save_LIBS="$LIBS"
- CFLAGS="$CFLAGS $GPGME_CFLAGS"
- LIBS="$LIBS $GPGME_LIBS"
-dnl
-dnl Now check if the installed gpgme is sufficiently new. Also sanity
-dnl checks the results of gpgme-config to some extent
-dnl
- rm -f conf.gpgmetest
- AC_TRY_RUN([
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <gpgme.h>
-
-int
-main ()
-{
- system ("touch conf.gpgmetest");
-
- if( strcmp( gpgme_check_version(NULL), "$gpgme_config_version" ) )
- {
- printf("\n"
-"*** 'gpgme-config --version' returned %s, but GPGME (%s) was found!\n",
- "$gpgme_config_version", gpgme_check_version(NULL) );
- printf(
-"*** If gpgme-config was correct, then it is best to remove the old\n"
-"*** version of GPGME. You may also be able to fix the error\n"
-"*** by modifying your LD_LIBRARY_PATH enviroment variable, or by editing\n"
-"*** /etc/ld.so.conf. Make sure you have run ldconfig if that is\n"
-"*** required on your system.\n"
-"*** If gpgme-config was wrong, set the environment variable GPGME_CONFIG\n"
-"*** to point to the correct copy of gpgme-config, \n"
-"*** and remove the file config.cache before re-running configure\n"
- );
- }
- else if ( strcmp(gpgme_check_version(NULL), GPGME_VERSION ) )
- {
- printf("\n*** GPGME header file (version %s) does not match\n",
- GPGME_VERSION);
- printf("*** library (version %s)\n", gpgme_check_version(NULL) );
- }
- else
- {
- if ( gpgme_check_version( "$min_gpgme_version" ) )
- return 0;
- printf("no\n"
-"*** An old version of GPGME (%s) was found.\n", gpgme_check_version(NULL) );
- printf(
-"*** You need a version of GPGME newer than %s.\n", "$min_gpgme_version" );
- printf(
-"*** The latest version of GPGME is always available at\n"
-"*** ftp://ftp.gnupg.org/pub/gcrypt/alpha/gpgme/\n"
-"*** \n"
-"*** If you have already installed a sufficiently new version, this error\n"
-"*** probably means that the wrong copy of the gpgme-config shell script is\n"
-"*** being found. The easiest way to fix this is to remove the old version\n"
-"*** of GPGME, but you can also set the GPGME_CONFIG environment to point to\n"
-"*** the correct copy of gpgme-config. (In this case, you will have to\n"
-"*** modify your LD_LIBRARY_PATH enviroment variable, or edit /etc/ld.so.conf\n"
-"*** so that the correct libraries are found at run-time).\n"
- );
- }
- return 1;
-}
-],, no_gpgme=yes,[echo $ac_n "cross compiling; assumed OK... $ac_c"])
- CFLAGS="$ac_save_CFLAGS"
- LIBS="$ac_save_LIBS"
- fi
+ major=`echo $gpgme_config_version | \
+ sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\1/'`
+ minor=`echo $gpgme_config_version | \
+ sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\2/'`
+ micro=`echo $gpgme_config_version | \
+ sed 's/\([[0-9]]*\)\.\([[0-9]]*\)\.\([[0-9]]*\)/\3/'`
+ if test "$major" -gt "$req_major"; then
+ ok=yes
+ else
+ if test "$major" -eq "$req_major"; then
+ if test "$minor" -gt "$req_minor"; then
+ ok=yes
+ else
+ if test "$minor" -eq "$req_minor"; then
+ if test "$micro" -ge "$req_micro"; then
+ ok=yes
+ fi
+ fi
+ fi
+ fi
+ fi
fi
- if test "x$no_gpgme" = x ; then
- AC_MSG_RESULT(yes)
- ifelse([$2], , :, [$2])
+ if test $ok = yes; then
+ GPGME_CFLAGS=`$GPGME_CONFIG $gpgme_config_args --cflags`
+ GPGME_LIBS=`$GPGME_CONFIG $gpgme_config_args --libs`
+ AC_MSG_RESULT(yes)
+ ifelse([$2], , :, [$2])
else
- if test -f conf.gpgmetest ; then
- :
- else
- AC_MSG_RESULT(no)
- fi
- if test "$GPGME_CONFIG" = "no" ; then
- echo "*** The gpgme-config script installed by GPGME could not be found"
- echo "*** If GPGME was installed in PREFIX, make sure PREFIX/bin is in"
- echo "*** your path, or set the GPGME_CONFIG environment variable to the"
- echo "*** full path to gpgme-config."
- else
- if test -f conf.gpgmetest ; then
- :
- else
- echo "*** Could not run gpgme test program, checking why..."
- CFLAGS="$CFLAGS $GPGME_CFLAGS"
- LIBS="$LIBS $GPGME_LIBS"
- AC_TRY_LINK([
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <gpgme.h>
-], [ gpgme_check_version(NULL); return 0 ],
- [
-echo "*** The test program compiled, but did not run. This usually means"
-echo "*** that the run-time linker is not finding GPGME or finding the wrong"
-echo "*** version of GPGME. If it is not finding GPGME, you'll need to set your"
-echo "*** LD_LIBRARY_PATH environment variable, or edit /etc/ld.so.conf to point"
-echo "*** to the installed location Also, make sure you have run ldconfig if"
-echo "*** that is required on your system"
-echo "***"
-echo "*** If you have an old version installed, it is best to remove it,"
-echo "*** although you may also be able to get things to work by"
-echo "*** modifying LD_LIBRARY_PATH"
-echo "***"
- ],
- [
-echo "*** The test program failed to compile or link. See the file config.log"
-echo "*** for the exact error that occured. This usually means GPGME was"
-echo "*** incorrectly installed or that you have moved GPGME since it was"
-echo "*** installed. In the latter case, you may want to edit the"
-echo "*** gpgme-config script: $GPGME_CONFIG"
- ])
- CFLAGS="$ac_save_CFLAGS"
- LIBS="$ac_save_LIBS"
- fi
- fi
- GPGME_CFLAGS=""
- GPGME_LIBS=""
- ifelse([$3], , :, [$3])
+ GPGME_CFLAGS=""
+ GPGME_LIBS=""
+ AC_MSG_RESULT(no)
+ ifelse([$3], , :, [$3])
fi
AC_SUBST(GPGME_CFLAGS)
AC_SUBST(GPGME_LIBS)
- rm -f conf.gpgmetest
])